System OneENGINE
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Illustrative recipe preview. Your result depends on your evidence.

Agent history · SYSTEM ONE MCP

Keep useful parts of a long session

Prioritize useful history for later context. Test whether the agent can still recover omitted details.

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TRY THIS TASK

Keep the failed attempt that explains why we changed direction.

Jev evaluates candidate memories against the current task. The caller keeps originals and uncertain items.

What your agent keeps

Your agent owns the larger task, original evidence and actions. System One returns a bounded decision and its usage. Uncertain results stay available for review.